From nobody Mon Feb 9 04:29:08 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3DE893BB2A for ; Wed, 20 Mar 2024 07:37:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710920279; cv=none; b=qH036doOWnetpeGeesjZUUUm9eLcF/iSapvaBsigszCXiuEH6Yw8ic+1+o1gNAOXpUt76MDFoUnAuXJ6tVyrngd3dFBEr+dwdS4Y36SMvq5WaNewH4Cr8MoT8o/mxofkmPc6ShqzUcoDSXGXT7EbKzTE5JAqEOdCArRDKIaSLGI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710920279; c=relaxed/simple; bh=1ed6BHhGoxgGo7EGuh+4C4k7rhnha86RpFOxOMhqKzo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GmxPaHkIgcuHANNqAG3pBmc8vjKlVxCZKMeGfnk99IAAaD4AWOYe9rQmeu8/db1EMH+tEVkDnIFNWDLt/cmWgVhYRbjed01T/fPFBUAc+OdXxZlZEFZP3ui06AlceOha9Lz/IGPp6qQyHyv2dcqOe5Ir1k8OR9js10AaulidPQ4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lhCa2Ax5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="lhCa2Ax5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9CD8FC433A6; Wed, 20 Mar 2024 07:37:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710920279; bh=1ed6BHhGoxgGo7EGuh+4C4k7rhnha86RpFOxOMhqKzo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lhCa2Ax5ueUSpXQj0Ttzhxb1k/1JVJoGcXSZZKbOYPU0aS/96v+eP5ke/tSy7N662 6DPmG+505PRZFGCUnmZSCvPx3WlBVs1RRA0XcpitnGkrM4XpfG2+lYZchImhrASWGO EcWQvcNxlf6/hHiuh7IQY1B9Ic3LnWLnJ1jLpMPMW2/8EzOLrr2wPG/KRvzYgT9yHn CpugyVk7CXv2ky9jyU8gzOp79le3M7KmVcTXdeeeBhTuDBXOVcTN2YtpAL+FUBdK0T PdRNe9PQZwHr24y72ln6sr4/2fihO/p3mT3hoZdMOUfNrybuYUqoerKx9wGy2IoKy0 Y13qi1nGB8Gbw== From: alexs@kernel.org To: Izik Eidus , Matthew Wilcox , Andrea Arcangeli , Hugh Dickins , Chris Wright , kasong@tencent.com, Andrew Morton , linux-mm@kvack.org (open list:MEMORY MANAGEMENT), linux-kernel@vger.kernel.org (open list) Cc: linux-kernel@vger.kernel.org, "Alex Shi (tencent)" Subject: [PATCH 07/11] mm/ksm: Convert chain series funcs to use folio Date: Wed, 20 Mar 2024 15:40:43 +0800 Message-ID: <20240320074049.4130552-8-alexs@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240320074049.4130552-1-alexs@kernel.org> References: <20240320074049.4130552-1-alexs@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: "Alex Shi (tencent)" In ksm stable tree all page are single, let's convert them to use folios. Signed-off-by: Alex Shi (tencent) Cc: Izik Eidus Cc: Matthew Wilcox Cc: Andrea Arcangeli Cc: Hugh Dickins Cc: Chris Wright --- mm/ksm.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/mm/ksm.c b/mm/ksm.c index ad3a0294a2ec..648fa695424b 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -1761,7 +1761,7 @@ static struct ksm_stable_node *stable_node_dup_any(st= ruct ksm_stable_node *stabl * function and will be overwritten in all cases, the caller doesn't * need to initialize it. */ -static struct page *__stable_node_chain(struct ksm_stable_node **_stable_n= ode_dup, +static void *__stable_node_chain(struct ksm_stable_node **_stable_node_dup, struct ksm_stable_node **_stable_node, struct rb_root *root, bool prune_stale_stable_nodes) @@ -1783,24 +1783,24 @@ static struct page *__stable_node_chain(struct ksm_= stable_node **_stable_node_du prune_stale_stable_nodes); } =20 -static __always_inline struct page *chain_prune(struct ksm_stable_node **s= _n_d, +static __always_inline void *chain_prune(struct ksm_stable_node **s_n_d, struct ksm_stable_node **s_n, struct rb_root *root) { return __stable_node_chain(s_n_d, s_n, root, true); } =20 -static __always_inline struct page *chain(struct ksm_stable_node **s_n_d, +static __always_inline void *chain(struct ksm_stable_node **s_n_d, struct ksm_stable_node *s_n, struct rb_root *root) { struct ksm_stable_node *old_stable_node =3D s_n; - struct page *tree_page; + struct folio *tree_folio; =20 - tree_page =3D __stable_node_chain(s_n_d, &s_n, root, false); + tree_folio =3D __stable_node_chain(s_n_d, &s_n, root, false); /* not pruning dups so s_n cannot have changed */ VM_BUG_ON(s_n !=3D old_stable_node); - return tree_page; + return tree_folio; } =20 /* --=20 2.43.0